Finding the Fourth Proportional to 173,914.20, 239,890.08 and 119,440.08
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Solution
The fourth proportional to 173,914.20, 239,890.08 and 119,440.08 is: 164,750.72
Step by Step Solution
- Step 1: Write the proportion equation
173,914.20 : 239,890.08 = 119,440.08 : x - Step 2: Convert to fraction form
173,914.20/239,890.08 = 119,440.08/x - Step 3: Cross multiply
173,914.20x = 239,890.08 × 119,440.08 - Step 4: Simplify right side
173,914.20x = 28,652,490,346.41 - Step 5: Solve for x
x = 28,652,490,346.41/173,914.20 - Step 6: Final answer
x = 164,750.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.